The process of migrating data to AD format is irreversible. To ensure the migration, the database should be backed up and one should be familiar with the restoration procedure. Use the checklist and values in Table 2. User database parameters checklist. for
Backing up the database:
> cd KRONO/bin
> exp userid=dbuser name/dbpassword@dbname file=dbi.oradata
Restoring the database:
> ./erase_db.sh oracle dbuser name dbpassword dbname
> imp userid=dbuser name/dbpassword@dbname file=dbi.oradata